Science

Thursday, 6 November 2025
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Fungi
The largest group of fungi are multicellular organisms, but there are also single-cell fungi, such as yeast.
A characteristic feature of fungi is their cell wall made of chitin. A fungal cell may be mononuclea ...
Anorexia Nervosa
Anorexia nervosa, often referred to simply as anorexia, is an eating disorder.
The disorder is characterized by low weight, restricted eating, body image disturbances, fear of gaining weight, and an overwhelming desire to be thin. Attempts to lose weight can lead to starvation.
Fungi
In the past, mushrooms were considered a part of the plant world, a group of fungi.
It was suggested that they had a limited ability to move, their type of growth, and their morphologi ...
Amber
Amber comes in various shapes and a wide range of shades.
Shapes resemble raindrops, rods, or lenses, and vary in shades of yellow, red, orange, brown, and even white opaque. Approximately 300 colors have been cataloged up to this day.
Anorexia Nervosa
The earliest medical descriptions of the disease are attributed to English physician Richard Morton in 1689.
However, it was not until the late 19th century that mental anorexia nervosa was widely accepted by ...
Aurora
Auroras are not only present on our planet.
They were observed on all the giant planets in the solar system: Jupiter, Saturn, Uranus and Neptune.
NASA
In 1973 NASA launched the Skylab mission.
Its purpose was to set up the first American space station. Skylab successfully operated from May 14th, 1973 to July 11th, 1979, when it disintegrated into the atmosphere.
Mushrooms
A species of fungus capable of breaking down and digesting polyurethane has been discovered in the Amazon.
The species is called Pestalotiopsis microspora. Its ability to degrade polyurethane was discovered ...
NASA
The first NASA Space Shuttle, Columbia, at the end of its final flight on February 1st, 2003, disintegrated upon reentry, which resulted in the death of all seven members of the crew.
Moon
The average time between new moons is 29 days, 12 hours, 44 minutes and 3 seconds. We call this period the synodic month.
It is longer than the sidereal month because in the process of illuminating the moon's disk, we must take into account the movement of the Moon itself, as well as the Earth and the Sun.